chore: polish health check output

Dockerfile

@@ -1,21 +1,15 @@
 FROM ubuntu:latest
 
-# 更新並安裝必要的工具後清理暫存檔案以減小映像檔大小
-RUN apt update \
-    && apt install -y curl \
-    && apt clean \
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends curl \
     && rm -rf /var/lib/apt/lists/*
 
-# 複製私人證書到容器中
 COPY rootCA.pem /usr/local/share/ca-certificates/rootCA.crt
 COPY jsc.idv.me+4.pem /usr/local/share/ca-certificates/jsc.idv.me+4.crt
 
-# 複製入口腳本到容器中
 COPY entrypoint.sh /entrypoint.sh
 
-# 更新 CA 證書以確保系統信任新的證書
 RUN update-ca-certificates
-
 RUN chmod +x /entrypoint.sh
 
-ENTRYPOINT ["/entrypoint.sh"]
+ENTRYPOINT ["/entrypoint.sh"]